/*
*    Qizx/open 3.0 beta
*
* This code is the open-source version of Qizx.
* Copyright (C) 2004-2009 Axyana Software -- All rights reserved.
*
* The contents of this file are subject to the Mozilla Public License 
*  Version 1.1 (the "License"); you may not use this file except in 
*  compliance with the License. You may obtain a copy of the License at
*  http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
*  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
*  for the specific language governing rights and limitations under the
*  License.
*
* The Initial Developer of the Original Code is Xavier Franc - Axyana Software.
*
*/
using System;
using EvaluationException = System.Qizx.Api.EvaluationException;
using QName = System.Qizx.Api.QName;
using NamespaceContext = System.Qizx.Util.NamespaceContext;
using IQName = System.Qizx.Xdm.IQName;
using EvalContext = System.Qizx.XQuery.EvalContext;
using Focus = System.Qizx.XQuery.Focus;
using XQType = System.Qizx.XQuery.XQType;
using XQValue = System.Qizx.XQuery.XQValue;
using Expression = System.Qizx.XQuery.Op.Expression;
namespace System.Qizx.XQuery.Dt
{
	
	/// <summary> Extension</summary>
	public class CharType:UnsignedIntType
	{
		public override QName Name
		{
			get
			{
				return IQName.GetQName(NamespaceContext.XDT, ShortName);
			}
			
		}
		public override string ShortName
		{
			get
			{
				return "char";
			}
			
		}
		
		public override string ToString()
		{
			return "xdt:char";
		}
		
		public override bool accepts(XQType that)
		{
			return XQType.INTEGER.accepts(that);
		}
		
		public override XQValue convertFromObject(System.Object object_Renamed)
		{
			return new SingleInteger(((System.Char) object_Renamed), XQType.CHAR);
		}
		
		public override System.Object convertToObject(Expression expr, Focus focus, EvalContext context)
		{
			return (char) expr.evalAsInteger(focus, context);
		}
		
		public override XQValue convertFromArray(System.Object object_Renamed)
		{
			char[] result = (char[]) object_Renamed;
			return new IntegerArraySequence(result, result.Length);
		}
		
		public override System.Object convertToArray(XQValue value_Renamed)
		{
			return IntegerArraySequence.expandChars(value_Renamed);
		}
	}
}